The dangers of a fireplace for a projection screen

With a fireplace in the room, you have the perfect place for a screen. From the perspective of room design. No need to rearrange the room or seating to accommodate the screen.Two things make placement of a projection screen near a fireplace less than ideal.The one that would concern me the most is the smoke. Heat would also be a concern, although to a lesser extent. I will explain it later.I h...